Bhagavad Gita 8.20 Chapter 8, Verse 20

परस्तस्मात्तु भावोऽन्योऽव्यक्तोऽव्यक्तात्सनातनः ।
यः स सर्वेषु भूतेषु नश्यत्सु न विनश्यति ॥८.२०॥

parastasmāttu bhāvo'nyo'vyakto'vyaktātsanātanaḥ
yaḥ sa sarveṣu bhūteṣu naśyatsu na vinaśyati

Meaning

But beyond this unmanifest there is another, eternal unmanifest reality, which does not perish when all beings perish.

Newly written by Bhajan Dhun — scholarly review in progress.

Reference: Bhagavad Gita 8.20 (Chapter 8, The Yoga of the Imperishable Absolute, Verse 20)